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Fix zfs_dirty_data_sync_percent documentation

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In dfbe2675 zfs_dirty_data_sync was changed to a new tunable named
zfs_dirty_data_sync_percent. Unfortunately, the module parameter
documentation is the code was not updated accordingly. This patch
simply corrects that.

Reviewed-by: George Melikov <mail@gmelikov.ru>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Tom Caputi <tcaputi@datto.com>
Closes #8212
This commit is contained in:
Tom Caputi 2018-12-18 17:47:33 -05:00 committed by Brian Behlendorf
parent c66401fae0
commit 00f198de6b
1 changed files with 3 additions and 2 deletions
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5
module/zfs/dsl_pool.c
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@ -83,7 +83,7 @@
* zfs_dirty_data_max determines the dirty space limit. Once that value is * zfs_dirty_data_max determines the dirty space limit. Once that value is
* exceeded, new writes are halted until space frees up. * exceeded, new writes are halted until space frees up.
* *
* The zfs_dirty_data_sync tunable dictates the threshold at which we * The zfs_dirty_data_sync_percent tunable dictates the threshold at which we
* ensure that there is a txg syncing (see the comment in txg.c for a full * ensure that there is a txg syncing (see the comment in txg.c for a full
* description of transaction group stages). * description of transaction group stages).
* *
@ -1350,7 +1350,8 @@ MODULE_PARM_DESC(zfs_dirty_data_max_max,
"zfs_dirty_data_max upper bound in bytes"); "zfs_dirty_data_max upper bound in bytes");
module_param(zfs_dirty_data_sync_percent, int, 0644); module_param(zfs_dirty_data_sync_percent, int, 0644);
MODULE_PARM_DESC(zfs_dirty_data_sync, "sync txg when this much dirty data"); MODULE_PARM_DESC(zfs_dirty_data_sync_percent,
"dirty data txg sync threshold as a percentage of zfs_dirty_data_max");
module_param(zfs_delay_scale, ulong, 0644); module_param(zfs_delay_scale, ulong, 0644);
MODULE_PARM_DESC(zfs_delay_scale, "how quickly delay approaches infinity"); MODULE_PARM_DESC(zfs_delay_scale, "how quickly delay approaches infinity");